David M. Dummeyer

TB The Boeing: 1 patents #8,242 of 15,756Top 55%

📍 Snohomish, WA: #447 of 719 inventorsTop 65%

🗺 Washington: #48,111 of 76,902 inventorsTop 65%

Overall (All Time): #3,721,881 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5655359	Passive cooling device and method for cooling an auxiliary power unit on an airplane	Thomas A. Campbell, Mohammad Yahyavi	1997-08-12